Genetic Variant PHF23:p.Ala263Thr (chr17-7236140-C-T) – ACMG Classification: Likely_benign (-2 pts)

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_024297.3(PHF23):c.787G>A(p.Ala263Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000657 in 152,190 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)

Consequence

PHF23
NM_024297.3 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.00200

Publications

0 publications found

Variant links:

Genes affected

PHF23 (HGNC:28428): (PHD finger protein 23) Predicted to enable metal ion binding activity. Involved in negative regulation of autophagosome assembly; negative regulation of autophagosome maturation; and positive regulation of protein ubiquitination. Located in nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]

PHF23 links:

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ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -2 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (MetaRNN=0.04305604).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_024297.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
PHF23	NM_024297.3	MANE Select	c.787G>A	p.Ala263Thr	missense	Exon 4 of 5	NP_077273.2	Q9BUL5-1
PHF23	NM_001284518.2		c.775G>A	p.Ala259Thr	missense	Exon 4 of 5	NP_001271447.1	Q9BUL5-4
PHF23	NM_001284517.2		c.586G>A	p.Ala196Thr	missense	Exon 4 of 5	NP_001271446.1	Q9BUL5-3

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
PHF23	ENST00000320316.8	TSL:1 MANE Select	c.787G>A	p.Ala263Thr	missense	Exon 4 of 5	ENSP00000322579.3	Q9BUL5-1
PHF23	ENST00000454255.6	TSL:2	c.775G>A	p.Ala259Thr	missense	Exon 4 of 5	ENSP00000414607.2	Q9BUL5-4
PHF23	ENST00000571362.5	TSL:2	c.586G>A	p.Ala196Thr	missense	Exon 4 of 5	ENSP00000460738.1	Q9BUL5-3

Frequencies

GnomAD3 genomes

AF:

0.00000657

AC:

AN:

152190

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000241

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.00

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.00000410

AC:

AN:

244040

AF XY:

0.00

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00

Gnomad OTH exome

AF:

0.000169

GnomAD4 exome

Cov.:

GnomAD4 genome

AF:

0.00000657

AC:

AN:

152190

Hom.:

Cov.:

AF XY:

0.0000135

AC XY:

AN XY:

74348

show subpopulations

African (AFR)

AF:

0.0000241

AC:

AN:

41446

American (AMR)

AF:

0.00

AC:

AN:

15284

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.00

AC:

AN:

5198

South Asian (SAS)

AF:

0.00

AC:

AN:

4832

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10618

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68020

Other (OTH)

AF:

0.00

AC:

AN:

2094

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.425

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.00

Hom.:

ExAC

AF:

0.00000826

AC:

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.066

BayesDel_addAF

Benign

-0.36

BayesDel_noAF

Benign

-0.75

CADD

Benign

(source)

DANN

Benign

0.93

DEOGEN2

Benign

0.017

Eigen

Benign

-1.0

Eigen_PC

Benign

-0.94

FATHMM_MKL

Benign

0.12

LIST_S2

Benign

0.63

M_CAP

Benign

0.0078

MetaRNN

Benign

0.043

MetaSVM

Benign

-1.0

MutationAssessor

Benign

0.0

PhyloP100

0.0020

PrimateAI

Uncertain

0.49

PROVEAN

Benign

-0.10

REVEL

Benign

0.015

Sift

Benign

0.33

Sift4G

Benign

0.75

Polyphen

0.0

Vest4

0.069

MutPred

0.11

Gain of glycosylation at A263 (P = 0.0138)

MVP

0.043

MPC

0.35

ClinPred

0.021

GERP RS

0.48

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.7

Varity_R

0.041

gMVP

0.10

Mutation Taster

=97/3

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.0

Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over